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" A circle is a plane figure contained by one line, which is called the circumference, and is such that all straight lines drawn from a certain point within the figure to the circumference, are equal to one another : XVI. "
The first six books of the Elements of Euclid, with numerous exercises - Σελίδα 2
των Euclides - 1853 - 147 σελίδες
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Mensuration of lines, areas, surfaces, and volumes

Robert Rawson - 1856
...thing." xrv. A figure is that which is inclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another. XVL And this point is called the centre of the circle. XVH. A diameter of a circle is a straight line...

The Popular Educator, Τόμος 1

1856
...is a plane figure contained or bounded by a curve line, called the circumference or periphery, which is such that all straight lines drawn from a certain...within the figure to the circumference are equal to each other. This point is called the centre of the circle, and each of the straight Unes is called...

Appleton's Cyclopædia of Drawing: Designed as a Textbook for the Mechanic ...

William Ezra Worthen - 1857 - 410 σελίδες
...which figs. 11-14 are examples, annexed to which are their respective designations. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another. And this point is called the centre of the circle. The term circle is very generally used for the circumference,...

Appletons' Cyclopædia of Drawing: Designed as a Text-book for the Mechanic ...

William Ezra Worthen - 1857 - 410 σελίδες
...are examples, annexed to which are their respective designations. A circle is a plane figure contamed by one line, which is called the circumference, and...figure to the circumference, are equal to one another. And this point is called the centre of the circle. The term circle is very generally used for the circumference,...

APPLETONS' CYCLOPAEDIA OF DRAWING

W.E. WORTHEN - 1857
...designations. A circle is a plane figure contained by one line, which is called the tircwnference, and is such that all straight lines, drawn from a...figure to the circumference, are equal to one another. And this point is called the centre of the circle. The term circle is very generally used for the circumference,...

Rudimentary Dictionary of Terms Used in Architecture: Civil, Architecture ...

John Weale - 1859 - 596 σελίδες
...carpenters, etc., for describing circles, measuring distances, and taking the thickness of solids. Circle, a plain figure contained by one line, which is called...within the figure to the circumference are equal to one anCHU CIRCULAR. С Г- А other, and this point is called the centre of the circle. The circumference...

Gradations in Euclid : books i. and ii., with an explanatory preface [&c ...

Euclides - 1858
...point. DEMONSTRATION. — Def. 15. A 0 is a plane figure contained by one line which is called the ©ce, and is such that all straight lines drawn from a certain point within the figure (called the centre) to the ©ce are equal to one another. Ax. 1. Magnitudes which are equal to the...

The Train, Τόμος 5

1858
...figure, contained by one line, selfinterest, which is called the circumference, and is such, that all lines drawn from a certain point within the figure, to the circumference (i,e., all motives, from the highest to the lowest men), are equal to one another. Sometimes a circle...

Euclid's Elements of Geometry: Chiefly from the Text of Dr. Simson, with ...

Robert Potts - 1860 - 361 σελίδες
...any thing. XIV. A figure is that which is enclosed by one or more boundaries. XV. A circle is a plane figure contained by one line, which is called the...to one another. XVI. And this point is called the center of the circle. xvn. A diameter of a circle is a straight line drawn through the center, and...

Euclid's Elements of plane geometry [book 1-6] explicitly enunciated, by J ...

Euclides - 1860
...reference to that of another figure, with which it is compared, is called its area. 17. A circle is a plane figure contained by one line, which is called the...figure to the circumference, are equal to one another. 18. This point is called the centre of the circle, as C. Any other point within the circle is an eccentric...




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